Educational Guide: Most of our diamond pendants & necklaces for women include a standard 16" diamond-cut cable chain. These cable chains sparkle with movement and fit most women. Should you require a longer chain or necklace, please call us at (888) 9-NIRVANA so we can better serve you. Choose from our collection of designs featuring 18K and 14K White Gold Diamond Pendants, Yellow Gold Diamond Pendants, Diamond Peace Pendants, Diamond Heart Pendants, Diamond Cross Pendants and more. Nationwide Free FedEx Shipping & 30-Day Returns on Diamond Pendants & Diamond Necklaces.